- Grey Hair
What is it: Revitalize your scalp and fight early greying hair with the Nioxin Age Defense Serum, the ultimate anti-aging hair serum for maintaining your hair’s fullness, smoothness, and natural color.
Why you'll love it: This lightweight, leave-on scalp treatment is formulated to improve hair density, moisture, and scalp vitality.
Skin-Loving ingredients: Infused with Black Oat Peptides, Niacinamide, and Caffeine, to su. . . Read More
What is it: Revitalize your scalp and fight early greying hair with the Nioxin Age Defense Serum, the ultimate anti-aging hair serum for maintaining your hair’s fullness, smoothness, and natural color.
Why you'll love it: This lightweight, leave-on scalp treatment is formulated to improve hair density, moisture, and scalp vitality.
Skin-Loving ingredients: Infused with Black Oat Peptides, Niacinamide, and Caffeine, to support melanin production, delay the appearance of gray hairs, and restore youthful vibrancy at the root.
Benefits
- Hair serum for aging hair: Lightweight, leave-in scalp serum that visibly reduces signs of hair aging including thinning, dullness, and premature greying.
- Clinically tested: Supports melanin production and improves scalp health for fuller, smoother, more youthful hair.
- Powered by black oat peptides & niacinamide: Skin-loving ingredients support hair follicles and enhance density while deeply moisturizing the scalp.
- Free from formula: Formulated without silicones. Dermatologically tested and safe for color-treated hair.
Republic Of Ireland: €4.95. Northern Ireland: £3.99. Peter Mark does not ship internationally.
Please note we use DPD or An Post Expresspost Parcel Service, orders must be signed for on receipt of delivery.
Your order will be delivered in 1-3 working days and can be tracked using the tracking code emailed on dispatch. Products are subject to availability and delays may sometimes occur beyond our control. If your order is not available we will contact you to give an estimated date of availability. Please note durning busy sale periods, delivery time may take longer.
Returns
You can return your item(s) for a full refund within 14 days of delivery under distance selling regulations (Unused, all seals intact & in re-saleable condition).
For faulty items Peter Mark can only honour the manufacturer’s stated warranty supplied on all items. In particular please take note of the following:-
- All warranties only cover replacements and repairs required due to defective materials or construction. They exclude damage or wear due to poor maintenance, accidental damage or misuse.
- All hairdryer warranties [ETI Turbo/Digital & ghd] for domestic use are for a period of 12 months only, with the exception of the ghd Helios that has a 2 year domestic warranty.
- All hairdryer warranties for professional use are for a period of 6 months. (including ghd hairdryers)
- All SteamPod products have a 12 month warranty. If a fault is found please call 01 – 6774003 (ROI) or 0345 602 1454 (NI) and they will organise a replacement.
- All ghd styling iron warranties (including the unplugged cordless styler) are for a period of 24 months (excluding the Platinum+ which has a warranty of 36 months).
- All ghd returns are tested within Peter Mark salons. If no fault is found the goods will not be replaced. The consumer can appeal directly to ghd tel: 0044 1924 423 400 or email ghd online support www.ghdhair.com.
- A replacement product assumes the remaining guarantee of the original product [for ghd products the remaining guarantee applies or an additional 180 days whichever is longer.]
- All returns must be accompanied by proof of purchase.
When returning your item(s) please ensure that you include a brief explanatory note which must include your name, order number and reason for return.
To obtain a return order number please email onlinesales@petermark.ie or telephone 353 1 6443870 (Mon to Fri , 7am to 3pm).
After massaging in the serum, gently brush hair.
Do not rinse.








